Concrete is one of the strongest and most stable substrates for tile, brick veneer and many other materials, but uneven concrete can lead to an uneven finished wall. Concrete-leveling compound is used for horizontal surfaces like floors, so it can’t even out a concrete wall effectively. Concrete boards can help.

The top of the ledger board should be lower than the desired top of the finished deck by one decking board’s thickness, plus the thickness of the flashing (usually 1/8 inch). The finished deck height is 1 inch below the bottom of the sill.

Always consult your local building inspector before attempting to attach a ledger board to a masonry wall. In some cases you may want to all out avoid the hassle and uncertainty of attaching to a masonry wall.

To properly attach a deck ledger, follow these guidelines: Drop the level of the new ledger enough to allow at least a 2-in. gap between the bottom of any doors and the top of the deck boards. That way, water and snow melt won't be able to accumulate and seep under doorsills to ruin interior floors, and storm doors will swing past ice, snow and leaf deposits.

To get started, use a plumb bob to transfer the outside edges of the deck from the ledger board down to ground level. Nail string to the siding and tie the other ends to wood batterboards or stakes set out beyond the length of the deck.

Next, set the post in the anchor, making sure there is no space between the anchor and the bottom of the deck post. Attaching the deck post is a very important operation, as it will influence directly the look of the railings and balusters. Smart tip: use a level to make sure the post is plumb in all directions. If you work by yourself, you should brace the post in two directions.

Learn how to attach the ledger to the house. Jan 06, 2015 Fastening a Ledger to Concrete: The ledger is not only the structural connection between the deck and the house; it’s also what establishes the overall height and levelness of the entire deck frame.

Mark on the exposed house wrap the top edge of the ledger. Add on the thickness of the deck board material and mark the top of the finished deck surface as well. Are you happy with the transition from the house to the deck? A good transition is about 3 to 4” lower than the floor inside the house. This should still allow for plenty of room to attach the board to the rim joist of the floor.

20 Nov 2012 Installing a wood mantel on a stone or brick fireplace wall before was, anchor a ledger board on the wall with bolts into the concrete wall. The ledger board required, holes drilled through 4” of mortar and 2” into the foundation wall. .out from the wall on the edges, because of the uneven stone surface.

4 Attach Floor Joists to a Concrete Block House Some landscape designs call for a deck to join with a cinder block wall at a property line, a building or a planter. The deck-to-block connection is done with a ledger board attached to the block using sleeve anchor bolts.

In most cases, deck ledgers can be bolted directly to poured concrete or concrete block walls. Expansion anchors — never lead shields — are used in solid masonry or filled block, and approved epoxy or acrylic anchors and bolts are used in hollow masonry.

On, September 11th 2016, a deck ledger failed and a pair of third floor decks collapsed at a party near Trinity College in Connecticut. Approximately 30 people were injured. The third floor deck fell onto the second floor deck, which then collapsed onto the first floor deck. Both decks had people on them, as well as the top deck.

Protect the opening by sealing with silicon caulking on both the inside and outside of the wall or wherever necessary. Always consult your local building inspector before attempting to attach a ledger board to a masonry wall. In some cases you may want to all out avoid the hassle and uncertainty of attaching to a masonry wall.

To attach a ledger against a wall through brick veneer: Mark anchor locations on your ledger and drill through the board with a ½” bit Position the ledger against the wall and mark the anchor positions through the hole onto the wall.